Primary myocardial disease.
D009202:Cardiomyopathies / Q000473:pathology*; D002312:Cardiomyopathy, Hypertrophic / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D009206:Myocardium / Q000473:pathology